Table 1 Characteristics of the study population
Variable | Number (%) |
|---|---|
Age (years) Mean (53.79 ± 11.11) years; Range: 35 to 75 years | |
 35–44 | 47 (22.92) |
 45–54 | 49 (23.90) |
 55–64 | 75 (36.58) |
 65–74 | 29 (14.14) |
 75–84 | 5 (2.44) |
Sex | |
 Female | 127 (61.95) |
 Male | 78 (38.04) |
Origin | |
 West | 123 (60) |
 Littoral | 52 (25.36) |
 Center, East and South | 25 (12.20) |
 South and North West | 2 (0.1) |
 Far Nord, North and Adamawa | 2 (0.1) |
 Others countries | 1 (0.5) |
Socio-economic class/Income level ($/month) | |
 Unemployed or low class (≤ 2500) | 110 (53.65) |
 Middle class (2500–8500) | 54 (26.34) |
 Elite (≥ 8500) | 41 (20) |
Household population (family size) | |
  ≤ 4 | 6 (2.92) |
 5–7 | 56 (27.31) |
  ≥ 8 | 143 (69.75) |
Smoking | |
 Yes | 35 (17.07) |
 No | 170 (82.92) |
Living conditions during childhood | |
 Rural zone | 102 (49.75) |
 Town zone | 103 (50.24) |
NSAIDs) consumption | |
 Yes | 78 (38.04) |
 No | 127 (61.95) |
Family history of gastric cancer | |
 Yes | 102 (49.75) |
 No | 103 (50.24) |
ABO blood group | |
 Group O | 124 (60.48) |
 Group A | 36 (17.56) |
 Group B | 38 (18.54) |
 Group AB | 7 (3.41) |
 Rhesus (+) | 203 (99.02) |
 Rhesus (−) | 2 (0.975) |
Body mass index; Mean (25.0924 ± 0.8411) kg/m2; Range: 18.59 to 40.63 kg/m2 | |
 Normal | 91 (44.4) |
 Overweight | 104 (50.73) |
 Obese | 10 (4.88) |